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September 19, 2025Acta chimica slovenica

Adsorption and Corrosion Inhibition Effect of Expired Prednisolone on AISI 1020 Carbon Steel: Electrochemical, Gravimetric, and Surface Studies

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Authors

SKSihem KherrafMFMalika FoudiaZDZohra Djetoui

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Overview

Electrochemical and surface studies reveal prednisolone's effectiveness in reducing corrosion in sodium chloride solutions.

Key Points

  • Prednisolone achieved a maximum corrosion inhibition efficiency of 90% at room temperature in sodium chloride.
  • Data from potentiodynamic polarization studies confirmed prednisolone acts as a mixed-type inhibitor affecting charge transfer.
  • Electrochemical impedance spectroscopy indicated increased charge transfer resistance with higher inhibitor concentrations.
  • Corrosion inhibition effectiveness declined with temperature, observing 79.42% inhibition at elevated temperatures.

Cite This Study

Kherraf et al. (2025) studied this question.

synapsesocial.com/papers/68d466af31b076d99fa6526dhttps://doi.org/10.17344/acsi.2025.9289
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